using oracle 12.2 EE Rac, c++ builder XE10.2, unidac 7.4.12, vcl, direct mode.
Oracle console reports regular incidents on an ORA-3137, ~ once a day, and incidents are created on server.
Incindent trace file on the server shows:
Code: Select all
[TOC00000] Jump to table of contents Dump continued from file: /u01/app/oracle/diag/rdbms/giruis/GI1/trace/GI1_ora_22772.trc [TOC00001] ORA-03137: malformed TTC packet from client rejected:         [TOC00001-END] [TOC00002] ========= Dump for incident 142373 (ORA 3137 ) ======== *** 2019-07-14T06:50:01.025151+02:00 dbkedDefDump(): Starting incident default dumps (flags=0x2, level=3, mask=0x0) [TOC00003] ----- Current SQL Statement for this session (sql_id=g3t80gzkdntkp) ----- begin DBMS_ALERT.WaitAny(:Name, :Message, :Status, :TimeOut); end; [TOC00003-END]